title: [Practical sports medicine. Part 3. Physiological variants in the ECG of athletes. 1. Rate changes].
mesh_terms: D001145:Arrhythmias, Cardiac / Q000175:diagnosis; D003937:Diagnosis, Differential; D004562:Electrocardiography / Q000379:methods*; D006339:Heart Rate; D006801:Humans; D010809:Physical Fitness; D013178:Sports Medicine
vernacular_title: Parktische sportmedizin 3. folge. Physiologische Varianten im Sportler-EKG. 1. Rhythmusveränderungen.